package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@Slf4j
@RestControllerAdvice
@ControllerAdvice(basePackages = "com.atguigu.gulimall.product")
public class GulimallExceptionControllerAdvice {
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildException(MethodArgumentNotValidException e) {
        log.error("校验数据出现问题{},异常类型{}",e.getMessage() , e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        Map<String , String> map = new HashMap<>();
        for (FieldError fieldError : bindingResult.getFieldErrors()) {
            map.put(fieldError.getField() , fieldError.getDefaultMessage());
        }
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(), BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data" , map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable e) {
        log.error("出现问题{},异常类型{}",e.getMessage() , e.getClass());
        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),  BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
    }

}
